Magnetism & Electromagnets

Front

What do the lines around this magnet represent?

Back

Magnetic Field

Tags

NGSS.MS-PS2-3

Front

If you place the North pole of a magnet next to the South pole of another magnet, they will:

Back

Attract

Tags

NGSS.3-PS2-3

Front

As the distance between two magnets increases (they get farther apart), the force between them:

Back

Decreases

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What will happen when these magnets are brought close together?

Back

They will repel each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

What can cause a magnet to lose its magnetism? Exposing to light, Heating, Dropping

Back

Exposing to light, Heating, Dropping

Front

What device is made of coils of wire with an electrical current passing through it in order to generate a magnetic field? Options: Electromagnet, Generator, Electron Magnet, Magneto's Helmet

Back

Electromagnet

Tags

NGSS.MS-PS2-3

Front

What two forces are required for generators and electric motors to work?

Back

electricity and magnetism

Tags

NGSS.MS-PS2-3

Front

A junkyard needs a magnet to separate iron and nickel scraps from other items. The scraps will be placed in a container for recycling. A manager is deciding whether to purchase an electromagnet or a bar magnet. Which is the BEST reason to choose an electromagnet or a bar magnet?

Back

An electromagnet because it can be turned on and off

Tags

NGSS.MS-ETS1-1

NGSS.MS-PS2-3

Front

An electromagnet can only work if it has _____________

Back

electric current

Front

The force of magnetism is stronger when magnets are ________________ Options:

cold

,

round

,

closer together

,

farther apart

Back

closer together

Tags

NGSS.MS-PS2-3